目前，国内外油气藏的分类广泛采用的是以（）类型为主的分类方式。

A、圈闭成因

B、构造因素

C、遮挡物

D、沉积物

At the beginning of the twentieth century, most people didn’t accept Albert Einstein’ theory

when it was first _______. [ ]

A. put out

B. put aside

C. put down

D. put forward